Mystery writer Cornelia Van Gorder has rented a country house called "The Oaks", which not long ago was the scene of some murders committed by a strange and violent criminal known as "The Bat". Meanwhile, the house's owner, bank president John Fleming, has recently embezzled one million dollars in securities and has hidden the proceeds in the house, but is killed before he can retrieve it.

An ex-major forces a scientist to develop a invisibility formula, with which he plans to create an invisible army and sell it to the highest bidder. However there are side effects to the formula.

A young sailor falls in love with a mysterious woman performing as a mermaid on the local pier. As they become entwined, he comes to suspect the woman might be a real mermaid who lures men to a watery death during the full moon. Preserved by the Academy Film Archive in partnership with The Film Foundation in 2007.

Teenagers stumble across a prehistoric caveman, who goes on a rampage.

A scientific experiment involving subjecting a corpse to an extreme charge of electricity accidentally revives an executed criminal and makes him impervious to harm, allowing him to seek revenge on his former partners, and deal similarly with anyone else who gets in his way.

Young female models are being strangled. Will law enforcement be able to stop the crime wave before more women become victims?

A scientist is turned into an ape man.

The town's leading citizen becomes a homicidal maniac after his wife deserts him.

Drummond's wedding with Phyllis is interrupted when the inspector guarding their gifts is killed. He tries to trace the killers and uncovers the mystery of diamond counterfeiters.

A young woman finds herself as the intended victim of a murder plot on a transatlantic flight from London to New York.

A backwoods game warden and a local doctor discover that giant leeches are responsible for disappearances and deaths in a local swamp, but the local police don't believe them.

A Professor has an invention that will bring down planes causing them to crash and Dawson is forcing him to use it on those carrying money. When Tim arrives to investigate he is mistaken for a noted outlaw. So he assumes that identity to force Dawson to make him a partner. But just as a plane bringing Tim help is arriving, his true identity is revealed and while he is a prisoner, Dawson forces the Professor to start his machine.

A huge, alien structure resembling an inverted cone, appears in the woods outside a small rural town. Sent from Washington to investigate the origin of the mysterious object, a team of investigators discovers that intelligent parasites from inside the "cone" can attach themselves to humans' nervous systems and control their minds, taking control of the authorities and workers, making communication with the outside world impossible, and leaving the responsibility of stopping the invasion up to seven people who have thus far been able to avoid possession by these creatures from parts unknown.

Newlyweds Eric and Jenni Whitlock retire to his desolate mansion, where Eric's first wife Marianne died from a mysterious freak accident. Jenni, who has a history of mental illness, begins to see strange things including a mysterious skull, which may or may not be a product of her imagination.

A jazz pianist is haunted by his dead ex-lover's crawling hand and floating head.

Two escaped convicts are found hiding in a rocketship built by a renegade inventor, who forces them to become the crew for a trip to the Moon. Also on board, as inadvertent stowaways, are his assistant and his secretary; and none of them are aware that the inventor is actually a Lunarian explorer sent to Earth by the dying Lunar civilization and the only remaining male member of that civilization.

An astronaut returns to Earth as the no-pulse host of an alien monster's embryos; he is discovered by a loony farmer who find ways to feed his new critter.

Career criminal Johnny Clay recruits a sharpshooter, a crooked police officer, a bartender and a betting teller named George, among others, for one last job before he goes straight and gets married. But when George tells his restless wife about the scheme to steal millions from the racetrack where he works, she hatches a plot of her own.

Detective Mike Hammer's investigation of a murder puts him in the middle between warring jewel thieves.

A refugee Soviet scientist arrives at a desert airport carrying secret documents, but is attacked by a pair of KGB assassins and escapes into the desert, where he comes in range of an American nuclear test and is transformed into a mindless killing beast.

A newspaper publisher's daughter suffers from neglect by her parents. She and her friends turn to crime by dressing up like men, holding up gas stations, raping young men at gunpoint, and having makeout parties when her parents are away. Their "fence" gets them to trash the school on request of sinister un-American clients, and they run afoul of the law, apple pie, and God himself.

Dr. Bill Cortner and his fiancée, Jan Compton, are driving to his lab when they get into a horrible car accident. Compton is decapitated. But Cortner is not fazed by this seemingly insurmountable hurdle. His expertise is in transplants, and he is excited to perform the first head transplant. Keeping Compton's head alive in his lab, Cortner plans the groundbreaking yet unorthodox surgery. First, however, he needs a body.

An undercover policewoman helps three female convicts escape from prison so that they can lead her to a stash of stolen diamonds hidden in a swamp.

When a scheming fortune hunter finds his rich wife is not going to die as expected, he and his lover make other plans to get her millions.

A rich but unscrupulous old woman plots with a scientist to have her brain implanted in the skull of a sexy young woman.

A botanical expedition to the Himalayas captures a Yeti and brings it back alive to Los Angeles, where it escapes and runs amok, seeking food.

Trapped on a remote island by a hurricane, a group discover a doctor has been experimenting on creating half sized humans. Unfortunately, his experiments have also created giant shrews, who when they have run out of small animals to eat, turn on the humans.

Don Gregor, the son of famous plastic surgeon Dr. Boris Gregor, begins to hang around with young criminal Vic Brady and carry a gun. The pair attempt an armed holdup, and when things start to go wrong Gregor accidentally kills a night watchman. Fearing that Gregor plans to turn himself in, Brady kills him and blackmails Dr. Gregor into giving him a new face.

Atomic scientist/pilot Doug Martin is missing after his plane crashes on an reconnaissance mission after a nuclear test. Miraculously appearing unhurt at the base later, he is given sodium amethol, but authorities are skeptical of his story that he was captured by aliens determined to conquer the Earth with giant monsters and insects. Martin vows to use existing technology to destroy them.

Dr. Génessier is riddled with guilt after an accident that he caused disfigures the face of his daughter, the once beautiful Christiane, who outsiders believe is dead. Dr. Génessier, along with accomplice and laboratory assistant Louise, kidnaps young women and brings them to the Génessier mansion. After rendering his victims unconscious, Dr. Génessier removes their faces and attempts to graft them on to Christiane's.